Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Switch: WSLCTXXADS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
956-447 A Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-447 0 Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-447 1 Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-447 2 Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-447 3 Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-447 4 Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-447 5 Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-447 6 Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-447 8 Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-447 9 Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-647 A Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-647 8 Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568   2007-06-07   
956-968 A Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-969 A Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-973 0 Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-973 1 Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-973 2 Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-973 3 Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-973 5 Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-973 7 Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-973 8 Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-973 9 Weslaco TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      

Last updated: Sat, 02 May 2026 12:20:53 UTC

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